🔍 Optimized for SEO: Fieldpiece SDMN6 Pressure Switch Tester Review

A must for technicians. Some people may need a counter that reads up to 1000. I don't have video of these, but I tested the SDMN6 against my homemade one and they were accurate to within a few 1000s at 1inWC. The pressure switch pump is impressive and can end up wrecking your switch if you don't use a bleed adapter for non-bleed switches (READ THE INSTRUCTIONS!, metal switches don't usually have a built in bleed). As far as build quality goes, the thing is solid in every way. Don't be…

Works great as a pressure gauge and the pressure switch tester is great too. I'm an HVAC technician and use mine almost every day. Solidly built and the magnet on the back is great for hands-free use. If you buy one and test the pressure switch, use the "Hold" button and be patient. Sometimes the pump can take a minute to settle before pumping, and a few times when I first started using it I impatiently hit the "up" button a couple of times and then the pump kicked in and suddenly you're…

Amazing tool - precise and reliable The pressure switch tester integration is a well thought out concept and very well designed to fit into this compact form factor. Fieldpiece used to sell a pressure switch tester separately (SDMN1 I think) which has been discontinued in favor of this product. Is the pressure switch tester worth the extra $100 over its closest competitor? Probably no. Especially when you factor in the cost of a small 6V vacuum pump and additional silicone tubing. But that's…